Home / 3,082,380.72-4,623,104.52-838,693.68

Finding the Fourth Proportional to 3,082,380.72, 4,623,104.52 and 838,693.68

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Solution

The fourth proportional to 3,082,380.72, 4,623,104.52 and 838,693.68 is: 1,257,913.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082,380.72 : 4,623,104.52 = 838,693.68 : x
  2. Step 2: Convert to fraction form
    3,082,380.72/4,623,104.52 = 838,693.68/x
  3. Step 3: Cross multiply
    3,082,380.72x = 4,623,104.52 × 838,693.68
  4. Step 4: Simplify right side
    3,082,380.72x = 3,877,368,542,903.43
  5. Step 5: Solve for x
    x = 3,877,368,542,903.43/3,082,380.72
  6. Step 6: Final answer
    x = 1,257,913.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.